3WL1112-3FB66-5FA4-ZK07R21T40

Product ID:166657
Updated: 2026/4/24
Siemens 3WL1112-3FB66-5FA4-ZK07R21T40

Key Features

  • 1Ensure reliability with a high-performance design for demanding electrical systems. 2、Protect three-phase systems using a robust 3-pole configuration. 3、Handle currents up to 1250A with a Size I rating compatible to 690V. 4、Provide superior overcurrent protection with a 66kA Icu rating at 500V. 5、Simplify installation and maintenance via the slide-in module frame design.
Product Details
3WL1112-3FB66-5FA4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1112-3FB66-5FA4-ZK07R21T40

Specifications may be subject to change without notice